Toothbrush head



2.1 is a perspective view;

2.2 is a top view;

2.3 is a bottom view;

2.4 is a brush end view;

2.5 is a handle end view;

2.6 is a right side view; and

2.7 is a left side view.

The broken-line portion of the drawings is included only to show unclaimed subject matter and forms no part of the claimed design. 

CLAIM The ornamental design for a toothbrush head, as shown and described. 